8 best free antivirus for one year [2021 Guide]

Milan Stanojevic
by Milan Stanojevic
Deputy Editor
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  • Get the best antivirus for one year free to extensively test its features before upgrading to the paid version.
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Knowing which antivirus to invest in to protect your personal or office data and devices from potential threats can be tricky if you don’t get to test drive it first.

While there are free download versions for most, if not all, antivirus software, getting antivirus for one year free is a steal.  What’s even better is getting the best antivirus for one year free, so you can run it on your devices and see its features at work before updating to a paid version.

Best Antivirus Deals For You:

Bullguard Antivirus 35-60% Off +
30 Day Money Back Guarantee
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Bitdefender Antivirus Up to 63% Off + Multiple Device Packages Check offer!
Panda antivirus 50% Off + Free VPN Included Check offer!

We checked out the top antivirus for one year free and here are our favorite picks.


Best antivirus for one year free



BullGuard is a user-friendly, easy to navigate and effective antivirus with innovative multi-layered defenses block malicious threats to ensure optimal performance for all your devices whether at home or at work.

It combines traditional signature-based protection with behavioral-based protection to guard against malware outbreaks, with industry-leading detection rates.

It also has a vulnerability scanner to detect easily exploited, outdated software, strong backup for file safety in case of a system crash or computer loss, antispam filter, and automatic PC tune-up.

Let’s quickly look at its key features:

  • Resilient and advanced security
  • Extensive Parental Control options to monitor online activity and block inappropriate content and apps
  • Behavioral Engine and advanced machine learning
  • Integrated Vulnerability scanner and firewall
  • Cloud integrated backup


Match your Windows 10 PC with BullGuard and experience premium, real-time protection.

 Get BullGuard now

 Check out these top antiviruses with tune-up to shield your computer.</p


Bitdefender is hailed for its all-round, continuous, and powerful protection against sophisticated threats whether for home or business use.

While using this antivirus for one year free, you get to enjoy on-demand and on-access virus scanning and removal, advanced threat detection using its behavioral detection that monitors your active apps, and takes instant action.

Let’s quickly look at its key features:

  • It also comes with an anti-phishing feature that sniffs and blocks websites that pose as trustworthy to steal your data
  • Anti-fraud advanced filtering system that warns when you visit scam websites
  • Multi-layer ransomware protection
  • Advanced webcam protection extended to all your devices
Bitdefender Internet Security

Bitdefender Internet Security

Want the best security against all Internet threats? Bitdefender is your best bet.

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This antivirus pools advanced protection technologies, detection, and remediation features, to classify all your running processes on all endpoints from a centralized platform.

You can control and manage your systems from your home, office, or remote locations, plus protect all your devices against all forms of malware and spam.

Let’s quickly look at its key features:

  • Antispam protection modules
  • Contextual intelligence used to reveal patterns of malicious behavior and generate defensive strategies to counter any threats
  • Easy to use and maintain and minimizes resource usage
  • Gives guaranteed service availability, and constant system monitoring
Panda Dome

Panda Dome

Combine cloud scanning with advanced disinfector capacities to shield your PC.
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AVG’s Internet Security is an efficient program that keeps malware away from your system and devices.

It takes up less storage space, runs faster, and you can also use it on old or slow devices.

With this antivirus for one year free, you can enjoy antispam, firewall and email protection, web browsing protection, and protection for your data and identity against theft online.

Let’s quickly look at its key features:

  • AVG also comes with PC tune-up and drive encryption
  • Delivers the latest cloud-based protection feature
  • Fully compatible with Windows 10
  • Real-time, on-demand and on-access scheduled protection to safeguard your system and devices against threats such as rootkits or any malicious links

Get AVG now

Check out AVG Tune-up


This powerful antivirus delivers 100 percent uninterrupted and certified protection, for data and identity.

You can enjoy features such as File/Web/Emails shield that monitor malware hiding in your programs for suspicious activity.

Let’s quickly look at its key features:

  • Easy to use VPN included
  • Protection for your inbox and share points, URLs, and email attachments
  • Detects unrecognized file downloads
  • Updates software automatically
  • Browser add-ons for easy and secure auto-filling in online login forums

 Get Avast now

Check out these best privacy protection software tools for Windows 10.



McAfee offers advanced security that protects all your devices against threats, compatibility with every operating system, and ease of use with its robust user-friendly software that is both easy to install and manage.

Let’s quickly look at its key features:

  • It provides protection such as data encryption security for online use
  • Antiphishing filter
  • 24-hour data theft protection.
  • It is so easy to use, plus you can monitor the security status of your devices
  • Provides automatic updates on the latest threat definitions

Get McAfee now



Kaspersky has evolved over the years and now offers easy management from a cloud-based console.

With this antivirus, you get endpoint security, strong protection, easy management, and multi-layered protection with enhanced mobile security and device management.

Let’s quickly look at its key features:

  • Security center that detects and remediates threats
  • Fraud Prevention tool for proactive detection of cross-channel fraud in real-time
  • APT Intelligence feature to deliver comprehensive practical reporting so you are always in the know, and/or aware of high profile, targeted attacks

Get Kaspersky now


Another great antivirus that you can get for free is Avira Antivirus.

The Free version of this tool can detect and remove both malware and ransomware from your PC. In addition, Avira Antivirus will also block ads and make your browsing experience faster.

The software can also analyze your home network and let you know if there are any security vulnerabilities that you need to address.

Avira Antivirus can also analyze your privacy status and let you know if there are any privacy threats. I

n addition to these features, the free version of Avira can also update your software and work as a basic password manager.

Let’s quickly look at its key features:

  • Protection against malware and ransomware
  • Ability to block ads
  • Home network vulnerability analyzer
  • Phishing protection (Internet Security version)
  • Advanced ransomware protection (Internet Security version)
  • Password manager (Internet Security version)
  • Anonymous web surfing (Prime version)
  • Identify theft protection (Prime version)

 Get Avira now

Tell us your favorite antivirus for one year free by dropping your comment in the section below.

FAQ: Learn more about free versus paid antivirus solutions

  • What is the best free antivirus?

Avast and AVG are pretty strong contenders, but there are also premium solutions that you can enjoy for free for up to a year. Check out this complete list to make your pick.

  • Are Paid Antivirus worth it?

In short, yes. Even antivirus manufacturers that provide free versions also have advanced paid ones simply because they offer more security features and more protection.

  • Do I need antivirus software if I have Windows Defender?

Yes, while the Defender is better than no protection at all, it can only do so much against sophisticated threats. Check out more reasons to install antivirus software.

Editor’s Note: This post was originally published in January 2019 and has been since revamped and updated in July 2020 for freshness, accuracy, and comprehensiveness.

Editor's Note: This article was originally published in December 2017 and was revamped and updated in November 2020 for freshness, accuracy, and comprehensiveness.